import java.io.File;

/**
 * Created with IntelliJ IDEA.
 * Description:
 * User: 86132
 * Date: 2022-04-11
 * Time: 15:10
 */
public class Demo3 {
    public static void main(String[] args) {
        File f=new File("./test.txt");
        f.delete();//删除文件
    }
}
